Clean up showmap prints am: fe48e56d3a

Original change: https://android-review.googlesource.com/c/platform/system/memory/libmeminfo/+/2197563

Change-Id: Iebd9f57216c7ef8db6f0c49c19fbf62e3898010f
Signed-off-by: Automerger Merge Worker <[email protected]>